#include <unistd.h>
#include <string.h>
#include <stdio.h>
int main()
{
    int i = 0;
    char bar[102];
    memset(bar, 0 ,sizeof(bar));
    const char *lable="|/-\\";
    while(i <= 100 ){
    printf("[%-100s][%d%%][%c]\r", bar, i, lable[i%4]);
    fflush(stdout);
    bar[i++] = '#';
    usleep(10000);
    }
    printf("\n");
return 0;
}
